Countertop dishwasher



FIG. 1 is a front perspective view of a countertop dishwasher according to my design, wherein the countertop dishwasher is in an open position;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a bottom perspective view thereof; and,

FIG. 9 is a front perspective view showing an example use thereof.

The broken lines shown in the drawings illustrate portions of the countertop dishwasher that form no part of the claimed design or environmental structure that forms no part of the claimed design. The diagonal lines and curved lines on the surfaces of the countertop dishwasher represent a transparent surface. The wavy broken lines on the top surface of the countertop dishwasher in FIGS. 1-9 are intended to represent the disclaimed surface contours of the top surface and form no part of the claimed design. 

CLAIM The ornamental design for a countertop dishwasher, as shown and described. 